diff --git a/info.yaml-format-info.md b/info.yaml-format-info.md
index 178d04d..dcc53ea 100644
--- a/info.yaml-format-info.md
+++ b/info.yaml-format-info.md
@@ -109,7 +109,7 @@ ok so this one's complicated. i wanted to make it possible to say a lot, but lea
 
 ### image (singular)
 
-in its fullest form, a single image is a pair of a label and an object containing these four fields:
+in its fullest form, a single image is a pair of a label and an object containing these six fields:
 
 ```yaml
 - ':qtpats:':
@@ -118,6 +118,7 @@ in its fullest form, a single image is a pair of a label and an object containin
     nsfw: false
     warning: null
     resize: true
+    desc: alt text (plain text, no html entities)
 ```
 
 all the subfields except `path` are optional, and when they are all left out, then the value of the pair can be just the bare path: